CN113091054A - Waste oil fuel combustion method - Google Patents
Waste oil fuel combustion method Download PDFInfo
- Publication number
- CN113091054A CN113091054A CN202110462974.1A CN202110462974A CN113091054A CN 113091054 A CN113091054 A CN 113091054A CN 202110462974 A CN202110462974 A CN 202110462974A CN 113091054 A CN113091054 A CN 113091054A
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- China
- Prior art keywords
- flame
- waste oil
- oil fuel
- vaporization
- plate
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D11/00—Burners using a direct spraying action of liquid droplets or vaporised liquid into the combustion space
- F23D11/24—Burners using a direct spraying action of liquid droplets or vaporised liquid into the combustion space by pressurisation of the fuel before a nozzle through which it is sprayed by a substantial pressure reduction into a space
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D11/00—Burners using a direct spraying action of liquid droplets or vaporised liquid into the combustion space
- F23D11/36—Details, e.g. burner cooling means, noise reduction means
- F23D11/44—Preheating devices; Vaporising devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G7/00—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals
- F23G7/05—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste oils
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Combustion & Propulsion (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Spray-Type Burners (AREA)
Abstract
The invention belongs to the field of combustion furnaces, and particularly relates to a waste oil fuel combustion method which is suitable for combustion of all waste oil fuels, particularly for combustion of high-smoke-dust fuels such as waste engine oil and illegal cooking oil. Waste oil fuel of the waste oil fuel source is led into the vaporization flame homogenizing plate through the connecting pipe, and flame sprayed by the flame nozzle heats the vaporization flame homogenizing plate, so that the waste oil fuel in the vaporization flame homogenizing plate is uninterruptedly vaporized and combusted. The invention has the advantages that: the waste oil fuel pipe is coiled into a flat plate shape to form a vaporization uniform fire plate, and the vaporization uniform fire plate is arranged at the outlet of the combustion chamber; the vaporizing flame homogenizing plate is arranged at the outlet of the combustion chamber, plays the role of homogenizing flame to the flame emitted by the flame spraying head, can enable the flame at the position to completely cover the outlet of the combustion chamber, and is convenient for intercepting and burning the passing smoke dust.
Description
Technical Field
The invention belongs to the field of combustion furnaces, and particularly relates to a waste oil fuel combustion method which is suitable for combustion of all waste oil fuels, particularly for combustion of high-smoke-dust fuels such as waste engine oil and illegal cooking oil.
Background
At present, the waste oil fuel is combusted mainly in a mode of vaporizing and then combusting, so that the combustion is more sufficient. However, the common waste oil fuel vaporization mode has a complex structure, and the vaporization effect is not ideal enough, and particularly, the vaporization devices for waste oil fuels such as waste engine oil are complex and have unsatisfactory effects.
Disclosure of Invention
The invention arranges the flame nozzle under the vaporizing flame uniformizing plate, and the waste oil fuel of the waste oil fuel source is introduced into the vaporizing flame uniformizing plate through the connecting pipe. The flame sprayed from the flame nozzle heats the vaporizing flame homogenizing plate to make the waste oil fuel in the vaporizing flame homogenizing plate vaporize and burn uninterruptedly.
The specific technical scheme adopted for realizing the invention is that a heat collecting cavity is connected above a combustion chamber, a chimney is connected above the heat collecting cavity, and the combustion chamber, the heat collecting cavity and the chimney are mutually communicated through air; the lower part of the heat collection cavity is connected with the outlet of the combustion chamber, the cross section of the upper opening of the heat collection cavity is larger than that of the chimney, and the cross section of the lower opening of the heat collection cavity is also larger than that of the outlet of the combustion chamber; a liquid heat collection circulating device is arranged in the heat collection cavity, and a waste oil fuel vaporization combustion device and an oxygen supply device are arranged in the combustion chamber; the waste oil fuel vaporizing combustion device consists of a vaporizing flame homogenizing plate, a flame nozzle and an ignition box; the vaporizing uniform fire plate is wound by a metal pipe into a flat plate shape, two ends of the metal pipe of the vaporizing uniform fire plate are respectively a disk-shaped inlet end and a disk-shaped outlet end, the disk-shaped inlet end is connected to a waste oil fuel source through a connecting pipe, the disk-shaped outlet end is connected to a flame nozzle through a connecting pipe, the vaporizing uniform fire plate is horizontally arranged at the outlet of a combustion chamber in the combustion chamber, and the outer diameter of the vaporizing uniform fire plate is matched with the outlet of the combustion chamber; the flame nozzle is arranged below the vaporization uniform fire plate, the ignition box is an open box-shaped container, a small amount of inflammable liquid fuel for ignition is placed in the ignition box, and the ignition box is also arranged below the vaporization uniform fire plate; waste oil fuel of a waste oil fuel source is introduced into the vaporization flame uniformizing plate through a connecting pipe, inflammable liquid fuel in the ignition box is ignited, the flame of the inflammable liquid fuel heats the vaporization flame uniformizing plate until the waste oil fuel in the vaporization flame uniformizing plate is vaporized, the vaporized fuel is sprayed out from the flame spray head and is ignited, the flame of the ignited flame spray head further heats the vaporization flame uniformizing plate, the waste oil fuel in the vaporization flame uniformizing plate is vaporized uninterruptedly, and meanwhile, the flame of the flame spray head penetrates through a tubular gap of the vaporization flame uniformizing plate and enters the heat collection cavity; the oxygen supply device consists of a fan and an air supply pipe.
The invention has the advantages that: the waste oil fuel pipes are coiled into a flat plate shape, gaps are reserved between adjacent pipes to form a vaporization uniform fire plate, and the vaporization uniform fire plate is arranged at the outlet of the combustion chamber; the vaporizing flame homogenizing plate has two functions, one is heating by the flame sprayed from the flame nozzle below the vaporizing flame homogenizing plate to vaporize liquid and make the fuel burn fully, the other is that the vaporizing flame homogenizing plate is arranged at the outlet of the combustion chamber to homogenize the flame from the flame nozzle, and the cross section of the flame at the flame nozzle is enlarged to make the flame cover the outlet of the combustion chamber completely, so as to capture the passing smoke and dust and burn completely. Thus, the invention is particularly applicable to the combustion of waste oil, such as waste oil fuel, and of course, liquid fuels such as methanol, ethanol, and the like.
Drawings
FIG. 1 is a schematic view of the combustion principle of waste oil fuel.
FIG. 2 is a schematic representation of the relationship between the vaporizing flame uniformizer and the flame spray head and waste oil fuel source.
In the figure, 1, a combustion chamber, 2, a heat collecting cavity, 3, a chimney, 4, a combustion chamber outlet, 5, a liquid heat collecting and circulating device, 6, a waste oil fuel vaporizing and combusting device, 7, an oxygen supply device, 8, a vaporizing and uniform fire disk, 9, a flame nozzle, 10, an ignition box, 11, a disk-shaped inlet end, 12, a disk-shaped outlet end, 13, 14, a waste oil fuel source, 15, flame, 16, a tubular gap, 17, a fan and 18 an air supply pipe.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
In fig. 1, a heat collecting cavity 2 is connected above a combustion chamber 1, a chimney 3 is connected above the heat collecting cavity 2, and the combustion chamber 1, the heat collecting cavity 2 and the chimney 3 are mutually communicated with air; the lower part of the heat collection cavity 2 is connected with the outlet 4 of the combustion chamber, the cross section of the upper opening of the heat collection cavity 2 is larger than that of the chimney 3, and the cross section of the lower opening of the heat collection cavity 2 is also larger than that of the outlet 4 of the combustion chamber; a liquid heat collection circulating device 5 is arranged in the heat collection cavity 2, and a waste oil fuel vaporization combustion device 6 and an oxygen supply device 7 are arranged in the combustion chamber 1; the waste oil fuel vaporizing combustion device 7 consists of a vaporizing flame homogenizing plate 8, a flame nozzle 9 and an ignition box 10; the vaporizing flame homogenizing plate 8 is wound into a flat plate shape by a metal pipe, two ends of the metal pipe of the vaporizing flame homogenizing plate 8 are respectively a disk-shaped inlet end 11 and a disk-shaped outlet end 12, the disk-shaped inlet end 11 is connected to a waste oil fuel source 14 through a connecting pipe 13, the disk-shaped outlet end 12 is connected to a flame nozzle 9 through the connecting pipe 13, the vaporizing flame homogenizing plate 8 is horizontally arranged at the outlet 4 of the combustion chamber in the combustion chamber 1, and the outer diameter of the vaporizing flame homogenizing plate 8 is matched with the outlet 4 of the combustion chamber; the flame nozzle 9 is arranged below the vaporization flame uniformizing plate 8, the ignition box 10 is an open box-shaped container, a small amount of inflammable liquid fuel for ignition is placed in the ignition box 10, and the ignition box 10 is also arranged below the vaporization flame uniformizing plate 8; waste oil fuel of a waste oil fuel source 14 is introduced into the vaporization flame uniformizing plate 8 through a connecting pipe 13, inflammable liquid fuel in the ignition box 10 is ignited, the flame 15 heats the vaporization flame uniformizing plate 8 until the waste oil fuel in the vaporization flame uniformizing plate 8 is vaporized, the vaporized fuel is sprayed out from the flame spray head 9 and is ignited, the flame of the ignited flame spray head further heats the vaporization flame uniformizing plate 8, so that the waste oil fuel in the vaporization flame uniformizing plate 8 is vaporized uninterruptedly, meanwhile, the flame 15 of the flame spray head 9 penetrates through a tubular gap 16 of the vaporization flame uniformizing plate 8 and enters the heat collection cavity 2, and the liquid heat collection circulating device 5 in the heat collection cavity 2 is heated; the oxygen supply device 7 consists of a fan 17 and a blast pipe 18.
In fig. 2, the metal tube of the gasification homogenizing plate 8 has a disk-shaped inlet end 11 and a disk-shaped outlet end 12 at its two ends, the disk-shaped inlet end 11 is connected to a waste oil fuel source 14 through a connecting pipe 13, and the disk-shaped outlet end 12 is connected to the flame spray head 9 through a connecting pipe 13. The tubular gap 16 is arranged between the adjacent pipes of the gasification uniform fire plate 8, and the flame 15 at the flame nozzle 9 can penetrate through the tubular gap 16 to reach the heat collecting cavity 2.
It should be noted that the present design scheme should also include an automatic control device from the waste oil fuel source 14 to the vaporizing tempering plate 8 and a combustion chamber door above the combustion chamber, but these are well-established technologies and are not described in detail.
Claims (1)
1. A waste oil fuel combustion method comprises a combustion chamber (1), a heat collection cavity (2) and a chimney (3), and is characterized in that the heat collection cavity (2) is connected above the combustion chamber (1), the chimney (3) is connected above the heat collection cavity (2), and the combustion chamber (1), the heat collection cavity (2) and the chimney (3) are mutually communicated through air; the lower part of the heat collection cavity (2) is connected with the outlet (4) of the combustion chamber, the cross section of the upper opening of the heat collection cavity (2) is larger than that of the chimney (3), and the cross section of the lower opening of the heat collection cavity (2) is also larger than that of the outlet (4) of the combustion chamber; a liquid heat collection circulating device (5) is arranged in the heat collection cavity (2), and a waste oil fuel vaporization combustion device (6) and an oxygen supply device (7) are arranged in the combustion chamber (1); the waste oil fuel vaporizing combustion device (7) consists of a vaporizing flame homogenizing plate (8), a flame nozzle (9) and an ignition box (10); the gasification uniform fire plate (8) is wound into a flat plate shape by a metal pipe, two ends of the metal pipe of the gasification uniform fire plate (8) are respectively provided with a disc-shaped inlet end (11) and a disc-shaped outlet end (12), the disc-shaped inlet end (11) is connected to a waste oil fuel source (14) through a connecting pipe (13), the disc-shaped outlet end (12) is connected to a flame nozzle (9) through the connecting pipe (13), the gasification uniform fire plate (8) is horizontally arranged at a combustion chamber outlet (4) in the combustion chamber (1), and the outer diameter of the gasification uniform fire plate (8) is matched with the combustion chamber outlet (4); the flame spray head (9) is arranged below the vaporization fire homogenizing disc (8), the ignition box (10) is an open box-shaped container, a small amount of inflammable waste oil fuel for ignition is placed in the ignition box (10), and the ignition box (10) is also arranged below the vaporization fire homogenizing disc (8); waste oil fuel of a waste oil fuel source (14) is introduced into the vaporization tempering plate (8) through a connecting pipe (13), inflammable waste oil fuel in the ignition box (10) is ignited, the flame (15) of the inflammable waste oil fuel heats the vaporization tempering plate (8) until the waste oil fuel in the vaporization tempering plate (8) is vaporized, the vaporized fuel is sprayed out from a flame spray head (9) and is ignited, the flame of the ignited flame spray head further heats the vaporization tempering plate (8), the waste oil fuel in the vaporization tempering plate (8) is vaporized uninterruptedly, meanwhile, the flame (15) of the flame spray head (9) penetrates through a tubular gap (16) of the vaporization tempering plate (8) and enters the heat collection cavity (2), and the liquid heat collection circulating device (5) in the heat collection cavity (2) is heated; the oxygen supply device (7) consists of a fan (17) and an air supply pipe (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110462974.1A CN113091054A (en) | 2021-04-23 | 2021-04-23 | Waste oil fuel combustion method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110462974.1A CN113091054A (en) | 2021-04-23 | 2021-04-23 | Waste oil fuel combustion method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113091054A true CN113091054A (en) | 2021-07-09 |
Family
ID=76680478
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110462974.1A Withdrawn CN113091054A (en) | 2021-04-23 | 2021-04-23 | Waste oil fuel combustion method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113091054A (en) |
-
2021
- 2021-04-23 CN CN202110462974.1A patent/CN113091054A/en not_active Withdrawn
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| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210709 |
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| WW01 | Invention patent application withdrawn after publication |